<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>vscode the first webpage</title>
</head>
<body>
    <h4>happy birthday!</h4>
    <img src="01.png"  width="500"/>
    <h4>alt 替换文本 图像显示不出来的时候用文字替换：</h4>
    <img src="001.png"  alt="一只小白兔"/>
    <h4>title 提示文本，鼠标放到图像上，提示的文字</h4>
    <img src="01.png" title="生日快乐" height="90" border="10"/>
    <img src="https://profile.csdnimg.cn/C/7/A/0_m0_74070088"/>
</body>
</html>